Interim results of the reactor pressure vessel materials evaluation within the framework of the implemented Advanced Surveillance Specimen Programme

The reactor pressure vessel (RPV) is the most critical component of every nuclear power plant (NPP) and continuous evaluation of its mechanical properties is a necessity for long and safe operation. Standard tests require a collection of large-dimension samples coming from the precious and archive m...

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Main Authors: M. Kapusňák, J. Petzová, M. Březina, M. Adamech
Format: Article
Language:English
Published: Ubiquity Press 2018-09-01
Series:Ubiquity Proceedings
Subjects:
Online Access:https://account.ubiquityproceedings.com/index.php/up-j-up/article/view/28
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author M. Kapusňák
J. Petzová
M. Březina
M. Adamech
author_facet M. Kapusňák
J. Petzová
M. Březina
M. Adamech
author_sort M. Kapusňák
collection DOAJ
description The reactor pressure vessel (RPV) is the most critical component of every nuclear power plant (NPP) and continuous evaluation of its mechanical properties is a necessity for long and safe operation. Standard tests require a collection of large-dimension samples coming from the precious and archive materials, usually produced as control segments. Since SPT testing samples are quite small, high activity of irradiated materials is no longer an issue. The SPT technique therefore represents a very useful and effective method applied for characterization of mechanical properties such as ultimate tensile strength (Rm), yield strength (Re), and fracture appearance transition temperature (FATT). Monitoring of structural components in nuclear power plants receives much attention, particularly, in the context of long term operation (LTO) of current plants where the amount of material available for destructive testing is considerably limited.
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spelling doaj.art-8f51f8f52135408b9c2b50ed1f83b0dc2024-01-18T05:31:39ZengUbiquity PressUbiquity Proceedings2631-56022018-09-011S1282810.5334/uproc.2825Interim results of the reactor pressure vessel materials evaluation within the framework of the implemented Advanced Surveillance Specimen ProgrammeM. Kapusňák0J. Petzová1M. Březina2M. Adamech3VUJE, a.s., Okružná 5, 918 64 Trnava, SlovakiaVUJE, a.s., Okružná 5, 918 64 Trnava, SlovakiaVUJE, a.s., Okružná 5, 918 64 Trnava, SlovakiaVUJE, a.s., Okružná 5, 918 64 Trnava, SlovakiaThe reactor pressure vessel (RPV) is the most critical component of every nuclear power plant (NPP) and continuous evaluation of its mechanical properties is a necessity for long and safe operation. Standard tests require a collection of large-dimension samples coming from the precious and archive materials, usually produced as control segments. Since SPT testing samples are quite small, high activity of irradiated materials is no longer an issue. The SPT technique therefore represents a very useful and effective method applied for characterization of mechanical properties such as ultimate tensile strength (Rm), yield strength (Re), and fracture appearance transition temperature (FATT). Monitoring of structural components in nuclear power plants receives much attention, particularly, in the context of long term operation (LTO) of current plants where the amount of material available for destructive testing is considerably limited.https://account.ubiquityproceedings.com/index.php/up-j-up/article/view/28reactor pressure vesselsmall punch testsurveillance specimen programmeirradiation
spellingShingle M. Kapusňák
J. Petzová
M. Březina
M. Adamech
Interim results of the reactor pressure vessel materials evaluation within the framework of the implemented Advanced Surveillance Specimen Programme
Ubiquity Proceedings
reactor pressure vessel
small punch test
surveillance specimen programme
irradiation
title Interim results of the reactor pressure vessel materials evaluation within the framework of the implemented Advanced Surveillance Specimen Programme
title_full Interim results of the reactor pressure vessel materials evaluation within the framework of the implemented Advanced Surveillance Specimen Programme
title_fullStr Interim results of the reactor pressure vessel materials evaluation within the framework of the implemented Advanced Surveillance Specimen Programme
title_full_unstemmed Interim results of the reactor pressure vessel materials evaluation within the framework of the implemented Advanced Surveillance Specimen Programme
title_short Interim results of the reactor pressure vessel materials evaluation within the framework of the implemented Advanced Surveillance Specimen Programme
title_sort interim results of the reactor pressure vessel materials evaluation within the framework of the implemented advanced surveillance specimen programme
topic reactor pressure vessel
small punch test
surveillance specimen programme
irradiation
url https://account.ubiquityproceedings.com/index.php/up-j-up/article/view/28
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